#405EA0#405EA0

#405EA0 is a mid, moderate blue. Relative luminance 0.116; OKLCH L 49.1% C 0.112 H 264.3°. Best body text is #FFFFFF at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#405EA0
RGB	rgb(64, 94, 160)
HSL	hsl(221, 43%, 44%)
HSV	hsv(221, 60%, 63%)
CMYK	cmyk(60%, 41.3%, 0%, 37.3%)
CIE-LAB	lab(40.63, 9.92, -39.16)
CIE-LCH	lch(40.63, 40.40, 284.22°)
OKLab	oklab(49.15% -0.0112 -0.1113)
OKLCH	oklch(49.15% 0.112 264.3)
XYZ	xyz(12.4600, 11.6324, 34.8396)
Luminance	0.1163 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405EA0 #A08240

analogous

#408EA0 #405EA0 #5240A0

triadic

#405EA0 #A0405E #5EA040

tetradic

#405EA0 #A0408E #A08240 #40A052

square

#405EA0 #A0408E #A08240 #40A052

split-complementary

#405EA0 #A05240 #8EA040

monochromatic

#1D2B49 #2F4474 #405EA0 #5E7DBF #8AA0D0

Accessibility & contrast

On white

6.31

#405EA0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#405EA0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #405EA0

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405EA0	#FFFFFF	#000000	##FFFFFF
##405EA0	1.00	6.31	3.33	6.31
#FFFFFF	6.31	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4164A3

Deuteranopia (green-blind)

#355C9F

Tritanopia (blue-blind)

#006D77

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #405ea0;
/* rgb */ color: rgb(64, 94, 160);
/* oklch */ color: oklch(49.1% 0.112 264.3);

Tailwind

colors: {
  custom: {
    50: '#7d8bbc',
    500: '#405ea0',
    950: '#000000',
  },
}

SCSS

$custom: #405ea0;
$custom-light: #7d8bbc;
$custom-dark: #000000;

JSON

{
  "hex": "#405ea0",
  "rgb": {
    "r": 64,
    "g": 94,
    "b": 160
  },
  "hsl": {
    "h": 221.25,
    "s": 42.857,
    "l": 43.922
  },
  "oklch": {
    "l": 0.49146,
    "c": 0.11187,
    "h": 264.3
  },
  "luminance": 0.11633
}

Semantic roles & 50–950 ramp

primary

#405EA0

secondary

#BBA981

accent

#AB55D3

background

#F8F8FB

surface

#EFF0F6

border

#CACBD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #405EA0

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →